---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-126126"
form_type: "8-K"
ticker: "LNZA"
cik: "0001843724"
company_name: "LanzaTech Global, Inc."
filed_at: "2022-12-12T23:59:59+00:00"
generated_at: "2026-06-21T06:22:07.953891+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# AMCI amends LanzaTech merger: lowers minimum cash to $230M, extends deadline to Feb 28, 2023

## Summary
- Minimum closing cash reduced from $250M to $230M, including net proceeds from AM SAFE and Brookfield SAFE.
- Outside date extended from Dec 7, 2022 to Feb 28, 2023.
- Brookfield SAFE may be assumed post-closing if unexercised; LanzaTech's termination right for insufficient PIPE removed.
- Sponsor support agreement amended: promote shares forfeiture reduced by shares transferred under non-redemption agreements.
- PIPE investors consent to amendments; subscription agreement outside date also extended to Feb 28.

## SEC filing metadata
- accession: 0001104659-22-126126
- form_type: 8-K
- ticker: LNZA
- cik: 0001843724
- company_name: LanzaTech Global, Inc.
- filed_at: 2022-12-12T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1843724/000110465922126126/0001104659-22-126126-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1843724/000110465922126126/tm2225808d11_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-126126
- JSON: https://secwatch.observer/filing/0001104659-22-126126.json
- Plain text: https://secwatch.observer/filing/0001104659-22-126126.txt

## Key facts
- Material Agreements
  LanzaTech Global, Inc. amended Amendment No.1 to the Merger Agreement with AMCI Acquisition Corp. II, AMCI Merger Sub, Inc., and LanzaTech NZ, Inc. (effective 2022-12-07).
  - Action: amendment
  - Agreement: merger
  - Counterparty: AMCI Acquisition Corp. II, AMCI Merger Sub, Inc., and LanzaTech NZ, Inc.
  - Effective: 2022-12-07
  source text: On December 7, 2022, AMCI, Merger Sub and LanzaTech entered into Amendment No.1 to the Merger Agreement (the “Merger Agreement Amendment”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1843724/000110465922126126/0001104659-22-126126-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.